000 00298nam a22001337a 4500
003 OSt
020 _a8170234379
082 _a632 NAG
100 _aNagarajan S
245 _aDynamics of plant diseases
260 _c1995
_aNew Delhi
_bAllied Publishers Limited
300 _a247pp
942 _2ddc
_cBK
999 _c13442
_d13442